InChI=1/C19H12BrN3O2/c20-14-4-1-3-13(11-14)18(24)22-15-8-6-12(7-9-15)19-23-17-16(25-19)5-2-10-21-17/h1-11H,(H,22,24)/f/h22H 80CE902147AEA438